Apple A1241 User Manual
IMEI (International Mobile Equipment Identity) and ICCID (Integrated Circuit Card
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Identifier, or Smart Card) numbers
Modem firmware version of the cellular transmitter
Modem firmware version of the cellular transmitter
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Legal information
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Regulatory information
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Usage
Show battery percentage: Tap Usage and turn Battery Percentage on to display the
percentage of battery charge next to the battery icon in the upper-right corner of
iPhone (iPhone 3GS only).
See your usage statistics: Choose Usage. There, you can see:
percentage of battery charge next to the battery icon in the upper-right corner of
iPhone (iPhone 3GS only).
See your usage statistics: Choose Usage. There, you can see:
Usage—Amount of time iPhone has been awake and in use since the last full
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charge. iPhone is awake whenever you’re using it—including making or receiving
phone calls, using email, sending or receiving text messages, listening to music,
browsing the web, or using any other iPhone features. iPhone is also awake while
performing background tasks such as automatically checking for and retrieving
email messages.
Standby—Amount of time iPhone has been powered on since its last full charge,
phone calls, using email, sending or receiving text messages, listening to music,
browsing the web, or using any other iPhone features. iPhone is also awake while
performing background tasks such as automatically checking for and retrieving
email messages.
Standby—Amount of time iPhone has been powered on since its last full charge,
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including the time iPhone has been asleep.
Current period call time and lifetime call time.
Current period call time and lifetime call time.
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Amount of data sent and received over the cellular data network.
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Reset your usage statistics: Tap Usage and tap Reset Statistics to clear the data and
cumulative time statistics. The statistics for the amount of time iPhone has been
unlocked and in standby mode aren’t reset.
cumulative time statistics. The statistics for the amount of time iPhone has been
unlocked and in standby mode aren’t reset.
Network
Use the Network settings to configure a VPN (virtual private network) connection,
access Wi-Fi settings, or turn Data Roaming on or off.
Enable or disable 3G: Tap to turn 3G on or off.
access Wi-Fi settings, or turn Data Roaming on or off.
Enable or disable 3G: Tap to turn 3G on or off.
Using 3G loads Internet data faster in some cases, but may decrease battery
performance. If you’re making a lot of phone calls, you may want to turn 3G off to
extend battery performance.
Turn Data Roaming on or off: Choose General > Network, then turn Data Roaming on
or off.
Data Roaming turns on Internet and visual voicemail access over a cellular data
network when you’re in an area not covered by your carrier’s network. For example,
when you’re traveling, you can turn off Data Roaming to avoid potential roaming
charges. By default, Data Roaming is turned off.
performance. If you’re making a lot of phone calls, you may want to turn 3G off to
extend battery performance.
Turn Data Roaming on or off: Choose General > Network, then turn Data Roaming on
or off.
Data Roaming turns on Internet and visual voicemail access over a cellular data
network when you’re in an area not covered by your carrier’s network. For example,
when you’re traveling, you can turn off Data Roaming to avoid potential roaming
charges. By default, Data Roaming is turned off.
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Chapter 19
Settings